Saudi Arabia has no immediate plans to allow Boeing 737 MAX aircraft to operate in the kingdom, its transport minister said on Monday, as state airline flyadeal potentially reconsiders an order for the jets. Boeing’s top-selling MAX has been grounded globally since last month after two fatal crashes involving the same model in five months, the first in Indonesia in October and another on March 10 in Ethiopia. “There were no 737 MAX flying in the kingdom at the time and there aren’t plans for them to be back in the near future,” minister Nabeel al-Amudi told reporters at an aviation conference in Riyadh.

The collapse of the troubled airline, which transports more than a third of those travelling to Iceland, comes after buyout talks with rival Icelandair collapsed earlier this week. WOW Air, founded in 2011, exploited Iceland’s location in the middle of the North Atlantic to offer a low-cost service between Europe and North America as well as tapping into a tourist boom to the volcanic island. On Monday WOW Air said it was in talks to restructure its debt with its creditors after Icelandair ended brief negotiations over buying a stake in the no-frills airline.

Iceland’s budget carrier WOW Air said it had ceased operations and cancelled all flights on Thursday, stranding thousands of passengers. The collapse of the troubled airline, which transports more than a third of those travelling to Iceland, comes after buyout talks with rival Icelandair collapsed earlier this week. Passengers are advised to check available flights with other airlines,” the carrier said in a statement.

US aviation authorities will defend their certification methods for new planes before lawmakers Wednesday, two weeks after grounding the Boeing 737 MAX over two deadly crashes in less than five months. Boeing has flown test flights of its 737 MAX to evaluate a fix for the system targeted as a potential cause of the crashes, two sources familiar with the matter said Tuesday. Boeing needs authorization from the Federal Aviation Administration (FAA) before the MAX can return to service.

Boeing has flown test flights of its 737 MAX to evaluate a fix for the system targeted as a potential cause of two deadly plane crashes, two sources familiar with the matter said Tuesday. The aviation giant, which has been under fire and its flagship narrow-body planes grounded since March 13, tested the system upgrade on Monday, two days after pilots from American Airlines did simulation flights in Renton, Washington, the sources said. Boeing needs authorization from the Federal Aviation Administration before the MAX can return to service.

Argentina has temporarily closed its airspace to flights using Boeing 737 MAX aircraft, following similar measures taken by other countries in the region after two fatal crashes involving the plane, the state-run news agency said on Saturday. The decision comes after the crash as week ago of a Boeing 737 MAX operated by Ethiopian Airlines[ETHA.UL] that killed 157 people. The National Civil Aviation Administration (ANAC) did not immediately reply to a request for comment.